“Letter to H. D. Kloosterman (April 10, 1953), unpublished, John von Neumann Archive, Library of Congress, Washington, D.C., as quoted by Miklós Rédei, 1999. "Unsolved Problems in Mathematics": J. von Neumann's Address to the International Congress of Mathematicians, Amsterdam, September 2-9, 1954 in Mathematical Intelligencer, 21(4), 7–12.”
- #wikiquote
- #saying
- #lang:en
- #corroborated